Sang, K. V., A. Yitambe, G. Kosimbei, and K. Rucha. “Determining the Levels of Technical Efficiency Changes in Bomet County Before and After Devolution”. Journal of Medicine, Nursing & Public Health, vol. 1, no. 2, Nov. 2018, pp. 35-49, https://stratfordjournalpublishers.org/journals/index.php/Journal-of-Medicine-Nursing-P/article/view/205.